vpn-watch: restart ipsec only if ip's has changed.

[people/pmueller/ipfire-2.x.git] / src / scripts / hddshutdown

diff --git a/src/scripts/hddshutdown b/src/scripts/hddshutdown
index ac91382b1e0bb8c160583a67425ed10b81f6cd48..28994998bd812016ad1dfffb7c080c088a9bc29b 100644 (file)
--- a/src/scripts/hddshutdown
+++ b/src/scripts/hddshutdown
@@ -4,54 +4,58 @@
 #
 # This code is distributed under the terms of the GPL
 #
-# 20.08.2007 Maniacikarus - IPFire.org - maniacikarus@ipfire.org
-#
+# 18.09.2007 Maniacikarus - IPFire.org - maniacikarus@ipfire.org
+# 22.09.2007 Arne_F -  fitzenreiter.de - arne@fitzenreiter.de
 
 # begin
 
-my @proc = `cat /proc/diskstats`;
 my @devices = `kudzu -qps -c HD | grep device: | cut -d" " -f2 | sort | uniq`;
-my %diskstatus = "";
+my $diskstats = "";
+my $newdiskstats = "";
 my $debug = 1;
-my $status = "unknown";
-
-if ( @ARGV[0] eq "state" ){
-my $hdd = @ARGV[1];
-$status = `hdparm -C /dev/$hdd | tail -1 | cut -d: -f2`;
-
-if ( $status=~/standby/){
-  my $ftime = localtime((stat("/tmp/hddshutdown-$hdd"))[9]);
-  print"<B>Disk $hdd status: <font color=#00FF00>standby</font></B> (since $ftime)";
-  }
-else{
-  print"<B>Disk $hdd status: <font color=#FF0000>active</font></B>";
-  }
-exit;
-}
-
-if ($debug){print "### Reading Diskstats ###\n";}
-
-foreach (@proc){
-my @line = split(/ +/,$_);
-$diskstatus{$line[3]} =$line[12];
-if ($debug){print "Getting device ".$line[3]." with the following value ".$line[12]."\n";}
-}
+my $status = "";
 
 if ($debug){print "### Searching for available Disks ###\n";}
 
 foreach (@devices){
-chomp $_;
-if ($debug){print "Device ".$_." has ".$diskstatus{$_}." IO Requests.\n";}
-$status = `hdparm -C /dev/$_ | tail -1 | cut -d: -f2`;
-
-  if ($diskstatus{$_} eq "0" && $status !=~/standby/){
-    if ($debug){print "Device ".$_." is set to standy.\n";}
-    system("/sbin/hdparm -y /dev/$_");
-    system("touch /tmp/hddshutdown-$_");
-  }
-  elsif ($diskstatus{$_} ne "0" || $status !=~/standby/){
-    if ($debug){print "Device ".$_." is active.\n";}
-    if ( -e "/tmp/hddshutdown-$_" ) { system("unlink /tmp/hddshutdown-$_"); }
-  }
+    chomp $_;
+    my @array = split(/\//,$_);
+    $diskstats = `cat /var/run/hddstats-$array[$#array]`;
+    chomp $diskstats;
+    $newdiskstats = `iostat -d -t $_ | tail -2 | head -1 | awk '{ print \$5","\$6}'`;
+    chomp $newdiskstats;
+    $status = `hdparm -C /dev/$_ | tail -1 | cut -d: -f2`;
+    chomp $status;
+
+    if ($debug){print "Device ".$_." IDE Power status:".$status."\n";}
+    if (-e "/var/run/hddshutdown-$array[$#array]" && $status !~/standby/)
+    {
+       if ($debug){print "Remove wrong standby marking\n";}
+       if ( -e "/var/run/hddshutdown-$array[$#array]" ) { system("unlink /var/run/hddshutdown-$array[$#array]"); } 
+    }
+
+    if ($debug){print "Device ".$_." has ".$newdiskstats." write and read Requests, was ".$diskstats." at last run.\n";}
+    if ($diskstats eq $newdiskstats && (! -e "/var/run/hddshutdown-$array[$#array]") )
+    {
+       if ($debug){print "Setting Device ".$_." to standby ... ";}
+       $status = `hdparm -y /dev/$_ 2>&1`;
+       chomp $status;
+       if ($status !~/Invalid/) 
+       {  
+           if ($debug){print "OK\n";}
+           system("touch /var/run/hddshutdown-$array[$#array]");
+       }
+       else
+       {
+           if ($debug){print "FAIL\n";}
+       }
+    }
+    if ($diskstats ne $newdiskstats)
+    {
+       if ($debug){print "Device ".$_." is active.\n";}
+       if ( -e "/var/run/hddshutdown-$array[$#array]" ) { system("unlink /var/run/hddshutdown-$array[$#array]"); }
+    }
+    system("echo $newdiskstats > /var/run/hddstats-$array[$#array]");
 }
+
 # end